Repair
Ultra® Max II/Ultimate Mx II
311365J
- For Portable Airless Spraying of Architectural Coatings and Paints. For professional use only.
Not for use in explosive atmospheres.3300 psi (22.8 MPa, 227 bar) Maximum Working Pressure
IMPORTANT SAFETY INSTRUCTIONS
Read all warnings and instructions in this
manual. Save these instructions.
See page 3 for model information, including maximum working pressure and approvals.
Korean patent 10-0579681
ti13459a
695/795 LOW
ti13450a
695/795 HI
ti13460a
ti13461a
1095/1595 HI
MARK V
EN
Table of Contents
Table of Contents
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Component Identification and Function . . . . . . . . . . . 8
General Repair Information . . . . . . . . . . . . . . . . . . . . 9
Pressure Relief Procedure . . . . . . . . . . . . . . . . . 9
Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Mechanical/Fluid Flow . . . . . . . . . . . . . . . . . . . . 11
Electrical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Pressure Control Board . . . . . . . . . . . . . . . . . . . . . . 20
100 - 120 Vac North American and
Japan/Taiwan Motor Control Board . . . . . . . . . . 20
240 Vac Motor Control Board . . . . . . . . . . . . . . 23
240 Vac Filter Board . . . . . . . . . . . . . . . . . . . . . 25
110 Vac U.K. Motor Control Board . . . . . . . . . . 26
110 Vac U.K. Filter Board . . . . . . . . . . . . . . . . . 28
Pressure Adjust Potentiometer . . . . . . . . . . . . . 30
Pressure Control Transducer . . . . . . . . . . . . . . . 31
Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Drive and Bearing Housing Replacement . . . . . . . . 34
Disassembly . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Motor Replacement . . . . . . . . . . . . . . . . . . . . . . . . . 36
Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Displacement Pump Replacement for 695/795 . . . . 38
Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Displacement Pump Replacement
1095/1595/Mark V . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Graco Standard Warranty . . . . . . . . . . . . . . . . . . . . 48
2
311365J
Models
Models
Vac
120
North America
Model
Type
Lo-Boy
Hi-Boy
695
Standard
255130
249642
Premium
255131
249644
Standard
255132
249646
Premium
255133
249648
795
1095
1595
Standard
249651
Premium
249653
Standard
253060
Premium
253059
Mark V
120
North America
1595
249904
Standard
249658**
Premium
249659**
Mark V
695
795
Ultimate Mx II
1095
1595
Ultimate Mx II
1595
695
240
Europe
249903**
Standard
826093
826067
Premium
826094
826069
Standard
826071
Premium
826072
Standard
826073
Premium
826074
Standard
826082
Premium
826081
Standard
826075
Premium
826076
255134
256165
249667
249905
Mark V
110
UK
240
Asia
311365J
695
249663
249666
795
1095
240
Europe Multi-cord
256166
255135
249668
795
249671
1095
249672
Mark V*
249907
695
249673
795
249674
1095
249675
Mark V
249906
695
*Also for Asia and Australia;
**Not ETL Approved
All models not available in all
countries.
255138
249681
795
249683
1095
249684
3
Models
Vac
Model
240
Australia
Type
Lo-Boy
Hi-Boy
695
255139
249685
795
255140
249687
1095
100
Japan & Taiwan
695
255136
249676
795
255137
249678
1095
4
249688
249680
311365J
Warnings
Warnings
The following warnings are for the setup, use, grounding, maintenance and repair of this equipment. The exclamation
point symbol alerts you to a general warning and the hazard symbol refers to procedure-specific risks. Refer back to
these warnings. Additional, product-specific warnings may be found throughout the body of this manual where applicable.
WARNING
GROUNDING
This product must be grounded. In the event of an electrical short circuit, grounding reduces the risk of
electric shock by providing an escape wire for the electric current. This product is equipped with a cord
having a grounding wire with an appropriate grounding plug. The plug must be plugged into an outlet
that is properly installed and grounded in accordance with all local codes and ordinances.
•
•
•
•
•
•
Improper installation of the grounding plug is able to result in a risk of electric shock.
When repair or replacement of the cord or plug is required, do not connect the grounding wire to
either flat blade terminal.
The wire with insulation having an outer surface that is green with or without yellow stripes is the
grounding wire.
Check with a qualified electrician or serviceman when the grounding instructions are not completely
understood, or when in doubt as to whether the product is properly grounded.
Do not modify the plug provided; if it does not fit the outlet, have the proper outlet installed by a qualified electrician.
This product is for use on a nominal 120V circuit and has a grounding plug similar to the plug illustrated in the figure below.
ti9164a
•
•
Only connect the product to an outlet having the same configuration as the plug.
Do not use an adapter with this product.
Extension Cords:
• Use only a 3-wire extension cord that has a 3-blade grounding plug and a 3-slot receptacle that
accepts the plug on the product.
• Make sure your extension cord is not damaged. If an extension cord is necessary, use 12 AWG
(2.5 mm2) minimum to carry the current that the product draws.
• An undersized cord results in a drop in line voltage and loss of power and overheating.
311365J
5
Warnings
WARNING
FIRE AND EXPLOSION HAZARD
Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode. To help prevent
fire and explosion:
• Do not spray flammable or combustible materials near an open flame or sources of ignition such as
cigarettes, motors, and electrical equipment.
• Paint or solvent flowing through the equipment is able to result in static electricity. Static electricity
creates a risk of fire or explosion in the presence of paint or solvent fumes. All parts of the spray system, including the pump, hose assembly, spray gun, and objects in and around the spray area shall
be properly grounded to protect against static discharge and sparks. Use Graco conductive or
grounded high-pressure airless paint sprayer hoses.
• Verify that all containers and collection systems are grounded to prevent static discharge.
• Connect to a grounded outlet and use grounded extensions cords. Do not use a 3-to-2 adapter.
• Do not use a paint or a solvent containing halogenated hydrocarbons.
• Keep spray area well-ventilated. Keep a good supply of fresh air moving through the area. Keep
pump assembly in a well ventilated area. Do not spray pump assembly.
• Do not smoke in the spray area.
• Do not operate light switches, engines, or similar spark producing products in the spray area.
• Keep area clean and free of paint or solvent containers, rags, and other flammable materials.
• Know the contents of the paints and solvents being sprayed. Read all Material Safety Data Sheets
(MSDS) and container labels provided with the paints and solvents. Follow the paint and solvents
manufacturer’s safety instructions.
• Fire extinguisher equipment shall be present and working.
• Sprayer generates sparks. When flammable liquid is used in or near the sprayer or for flushing or
cleaning, keep sprayer at least 20 feet (6 m) away from explosive vapors.
SKIN INJECTION HAZARD
• Do not aim the gun at, or spray any person or animal.
• Keep hands and other body parts away from the discharge. For example, do not try to stop leaks
with any part of the body.
• Always use the nozzle tip guard. Do not spray without nozzle tip guard in place.
• Use Graco nozzle tips.
• Use caution when cleaning and changing nozzle tips. in the case where the nozzle tip clogs while
spraying, follow the Pressure Relief Procedure for turning off the unit and relieving the pressure
before removing the nozzle tip to clean.
• Do not leave the unit energized or under pressure while unattended. When the unit is not in use, turn
off the unit and follow the Pressure Relief Procedure for turning off the unit.
• High-pressure spray is able to inject toxins into the body and cause serious bodily injury. In the event
that injection occurs, get immediate surgical treatment.
• Check hoses and parts for signs of damage. Replace any damaged hoses or parts.
• This system is capable of producing 3300 psi. Use Graco replacement parts or accessories that are
rated a minimum of 3300 psi.
• Always engage the trigger lock when not spraying. Verify the trigger lock is functioning properly.
• Verify that all connections are secure before operating the unit.
• Know how to stop the unit and bleed pressure quickly. Be thoroughly familiar with the controls.
6
311365J
Warnings
WARNING
EQUIPMENT MISUSE HAZARD
Misuse can cause death or serious injury.
• Always wear appropriate gloves, eye protection, and a respirator or mask when painting.
• Do not operate or spray near children. Keep children away from equipment at all times.
• Do not overreach or stand on an unstable support. Keep effective footing and balance at all times.
• Stay alert and watch what you are doing.
• Do not operate the unit when fatigued or under the influence of drugs or alcohol.
• Do not kink or over-bend the hose.
• Do not expose the hose to temperatures or to pressures in excess of those specified by Graco.
• Do not use the hose as a strength member to pull or lift the equipment.
ELECTRIC SHOCK HAZARD
Improper grounding, setup, or usage of the system can cause electric shock.
• Turn off and disconnect power cord before servicing equipment.
• Use only grounded electrical outlets.
• Use only 3-wire extension cords.
• Ensure ground prongs are intact on sprayer and extension cords.
• Do not expose to rain. Store indoors.
PRESSURIZED ALUMINUM PARTS HAZARD
Do not use 1, 1, 1-trichloroethane, methylene chloride, other halogenated hydrocarbon solvents or fluids
containing such solvents in pressurized aluminum equipment. Such use can cause serious chemical
reaction and equipment rupture, and result in death, serious injury, and property damage.
MOVING PARTS HAZARD
Moving parts can pinch or amputate fingers and other body parts.
• Keep clear of moving parts.
• Do not operate equipment with protective guards or covers removed.
• Pressurized equipment can start without warning. Before checking, moving, or servicing equipment,
follow the Pressure Relief Procedure in this manual. Disconnect power or air supply.
PERSONAL PROTECTIVE EQUIPMENT
You must wear appropriate protective equipment when operating, servicing, or when in the operating
area of the equipment to help protect you from serious injury, including eye injury, inhalation of toxic
fumes, burns, and hearing loss. This equipment includes but is not limited to:
• Protective eye wear
• Clothing and respirator as recommended by the fluid and solvent manufacturer
• Gloves
• Hearing protection
CALIFORNIA PROPOSITION 65
This product contains a chemical known to the State of California to cause cancer, birth defects or
other reproductive harm. Wash hands after handling.
311365J
7
Component Identification and Function
Component Identification and Function
14.
13.
12.
1.
2.
11.
3.
10.
4.
9.
5.
6.
7.
8.
ti13451a
English
Premium Digital Display
ON/OFF switch
Pressure control
Prime / Spray valve
Filter
1
2
3
4
5
6 AutoClean ™
2
7 Siphon tube
8 Pump
9 Bearing Housing / ProConnect™
10 Fluid Outlet
11 Drain tube
12 Trigger Lock
13 Model/serial tag
14 WatchDog™ Switch (not Mark V)
8
311365J
General Repair Information
General Repair Information
Pressure Relief Procedure
NOTICE
To reduce risk of pressure control malfunction:
System pressure must be manually relieved to prevent system from starting or spraying accidentally.
Fluid under high pressure can be injected through
skin and cause serious injury. To reduce risk of injury from injection, splashing fluid, or moving parts,
follow Pressure Relief Procedure whenever you:
• are instructed to relieve pressure
• stop spraying
• check or service any system equipment
• install or clean spray tip
1. Turn pressure control knob to zero.
•
•
•
Use needle-nose pliers to disconnect wire.
Never pull on wire, pull on connector.
Mate wire connectors properly. Center flat
blade of insulated male connector in
female connector.
Route wires carefully to avoid interference
with other connections of pressure control.
Do not pinch wires between cover and
control box.
1. Keep all screws, nuts, washers, gaskets, and
electrical fittings removed during repair
procedures. These parts are not normally
provided with replacement assemblies.
2. Turn ON/OFF switch to OFF.
3. Unplug power supply cord.
4. Hold metal part of gun firmly to grounded metal
pail. Trigger gun to relieve pressure.
5. Lock gun safety latch.
6. Open prime valve. Leave prime valve open
until ready to spray again.
NOTE: If suspected that spray tip or hose is completely clogged, or that pressure has not been fully
relieved after following steps above, VERY SLOWLY loosen tip guard retaining nut or hose end coupling to relieve pressure gradually, then loosen
completely. Then clear tip or hose obstruction.
311365J
To reduce risk of serious injury, including electric
shock, do not touch moving or electrical parts with
fingers or tools while testing repair. Shut off and unplug sprayer when inspection is complete. Install all
covers, guards, gaskets, screws, washers and
shroud before operating sprayer.
2. Test repair after problem is corrected.
3. If sprayer does not operate properly, review
repair procedure to verify procedure was done
correctly. If necessary, see Troubleshooting,
page 11, for other possible solutions.
9
Grounding
Grounding
2. Do not alter ground prong or use adapter.
ti2810a
Improper installation or alteration of grounding
plug results in risk of electric shock, fire or
explosion that could cause serious injury or
death.
1. Ultra Max II 695, 795 and 1095 100-200 Vac
models require a 50/60 Hz, 15A circuit with a
grounding receptacle. Ultra Max II 1595/Mark V
120 Vac models require a 50/60 Hz 20A circuit
with a grounding receptacle; 220-240 Vac
models require a 50/60 Hz, 10A circuit with a
grounding receptacle.
10
3. 120 Vac: A 12 AWG, 3 wires with grounding
prong, 300 ft (90 m) extension cord may be
used. 220-240 Vac: You may use a 3-wire, 1.0
mm (12 AWG) (minimum) extension cord up to
90 m long. Long lengths reduce sprayer
performance.
311365J
Troubleshooting
Troubleshooting
Mechanical/Fluid Flow
Relieve pressure; page 9.
TYPE OF PROBLEM
WHAT TO CHECK
If check is OK, go to next check
E=XX is displayed
1. Fault condition exists
False tripping of WatchDog
system. EMPTY is displayed. Pump does not run.
Pump output is low
1. Operating conditions out of
WatchDog parameters. Pump
output is low, see below.
1. Spray tip worn
2. Spray tip clogged
3. Paint supply
4. Intake strainer clogged
5. Intake valve ball and piston ball
are not seating properly
6. Suction hose connections
WHAT TO DO
When check is not OK, refer to this column
1. Determine fault correction from table,
page 13.
1. Turn pressure down. Refer to operation
manual for adjusting. Operate without
WatchDog active; see operation manual.
1. Follow Pressure Relief procedure Warning, then replace tip. See your separate
gun or tip manual.
2. Relieve pressure. Check and clean spray
tip.
3. Refill and reprime pump.
4. Remove and clean, then reinstall
5. Remove intake valve and clean. Check
balls and seats for nicks; replace if necessary; see pump manual 310643 or
310894. Strain paint before using to
remove particles that could clog pump.
6. Tighten any loose connections. Check for
missing or damaged seals.
7. Clean filter; see operation manual.
7. Fluid filter, tip filter, or tip is
clogged or dirty.
8. Prime valve leaking
8. Relieve pressure. Repair prime valve.
9. Verify pump does not continue to 9. Service pump; see pump manual 310643
stroke when gun trigger is
or 310894.
released. (Prime valve not leaking.)
10. Leaking around throat packing
10. Replace packings; see pump manual.
nut which may indicate worn or
Also check piston valve seat for hardened
damaged packings.
paint or nicks and replace if necessary.
Tighten packing nut/wet-cup.
11. Pump rod damage
11. Repair pump. See pump manual 310643
or 310894.
12. Low stall pressure
12. Turn pressure knob fully clockwise. Make
sure pressure control knob is properly
installed to allow full clockwise position. If
problem persists, replace pressure transducer.
13. Piston packings are worn or
13. Replace packings; see pump manual
damaged
310643 or 310894.
311365J
11
Troubleshooting
WHAT TO CHECK
If check is OK, go to next check
TYPE OF PROBLEM
Pump output is low
14. O-ring in pump is worn or damaged
15. Intake valve ball is packed with
material
16. Pressure setting is too low
17.
Motor runs but pump does
not stroke
1.
2.
3.
Excessive paint leakage into 1.
throat packing nut
2.
3.
Fluid is spitting from gun
1.
2.
3.
Pump is difficult to prime
1.
2.
3.
4.
No display, sprayer operates 1.
12
WHAT TO DO
When check is not OK, refer to this column
14. Replace o-ring; see pump manual 310643
or 310894.
15. Clean intake valve; see pump manual
310643 or 310894.
16. Increase pressure; see pump manual
310643 or 310894.
Large pressure drop in hose with 17. Use larger diameter hose and/or reduce
heavy materials
overall length of hose. Use of more than
100 ft of 1/4 in. hose significantly reduces
performance of sprayer. Use 3/8 in. hose
for optimum performance (50 ft minimum).
Displacement pump pin (32)
1. Replace pump pin if missing. Be sure
damaged or missing; see pump
retainer spring (31) is fully in groove all
manual 310643 or 310894.
around connecting rod; see pump manual
310643 or 310894.
Connecting rod assembly (43)
2. Replace connecting rod assembly; see
damaged; see pump manual
pump manual 310643 or 310894.
310643 or 310894.
Gears or drive housing dam3. Inspect drive housing assembly and gears
aged, page 34.
for damage and replace if necessary; see
pump manual 310643 or 310894.
Throat packing nut is loose
1. Remove throat packing nut spacer.
Tighten throat packing nut just enough to
stop leakage.
Throat packings are worn or
2. Replace packings; see pump manual
damaged
310643 or 310894.
Displacement rod is worn or
3. Replace rod; see pump manual 310643 or
damaged
310894.
Air in pump or hose
1. Check and tighten all fluid connections.
Reduce engine speed and cycle pump as
slowly as possible during priming.
Tip is partially clogged
2. Clear tip; see tip guard manual 309640.
Fluid supply is low or empty
3. Refill fluid supply. Prime pump; see pump
manual 310643 or 310894. Check fluid
supply often to prevent running pump dry.
Air in pump or hose
1. Check and tighten all fluid connections.
Reduce engine speed and cycle pump as
slowly as possible during priming.
Intake valve is leaking
2. Clean intake valve. Be sure ball seat is not
nicked or worn and that ball seats well.
Reassemble valve.
Pump packings are worn
3. Replace pump packings; see pump manual 310643 or 310894.
Paint is too thick
4. Thin the paint according to the supplier’s
recommendations.
Display is damaged or has bad
1. Check connections. Replace display.
connection
311365J
Troubleshooting
Electrical
Symptom: Sprayer does not run or stops running.
WARNING
Relieve pressure; page 9.
•
Plug sprayer into correct voltage, grounded outlet
•
Set power switch OFF for 30 seconds and then ON
again. This ensures sprayer is in normal run mode.
•
Turn pressure control knob clockwise 1/2 turn
•
View digital display
TYPE OF PROBLEM
Sprayer does not run at all
To avoid electrical shock or moving parts hazards when
covers are removed for troubleshooting, wait 30 seconds
after unplugging power cord for stored electricity to dissipate. Keep clear of electrical and moving parts during
troubleshooting procedures.
If no digital display is available, use control
board status light to troubleshoot problems: Turn ON/OFF switch OFF, remove
control cover and then turn power back
ON. Observe status light. Blinking LED total count equals digital error code i.e., two
blinks equals E=02.
WHAT TO CHECK
HOW TO CHECK
See flow chart, page 19.
Digital display is blank
Control board status light never
lights
Sprayer does not run at all
Digital display shows E=02
Control board status light blinks
2 times repeatedly
311365J
Check transducer or transducer
connections
1.
Make sure there is no pressure in the system (see
Pressure Relief, page 9). Check fluid path for clogs,
such as clogged filter.
2.
Use airless paint spray hose with no metal braid
1/4 in. x 50 ft minimum. Smaller hose or metal braid
hose may result in high-pressure spikes.
3.
Set sprayer to OFF and disconnect power to
sprayer.
4.
Check transducer and connections to control board.
5.
Disconnect transducer from control board socket.
Check that transducer and control board contacts
are clean and secure.
6.
Reconnect transducer to control board socket.
Connect power, set sprayer ON and control knob
1/2 turn clockwise. If sprayer does not run properly,
set sprayer to OFF and go to next step.
7.
Install new transducer. Connect power, set sprayer
ON and control knob 1/2 turn clockwise. Replace
control board if sprayer does not run properly.
13
Troubleshooting
TYPE OF PROBLEM
Sprayer does not run at all
Digital display shows E=03
Control board status light blinks
3 times repeatedly
14
WHAT TO CHECK
Check transducer or transducer
connections (control board is not
detecting a pressure signal).
HOW TO CHECK
1.
Set sprayer to OFF and disconnect power to
sprayer.
2.
Check transducer and connections to control board.
3.
Disconnect transducer from control board socket.
Check to see if transducer and control board
contacts are clean and secure.
4.
Reconnect transducer to control board socket.
Connect power, set sprayer ON and control knob
to 1/2 turn clockwise. If sprayer does not run,
set sprayer to OFF and go to next step.
5.
Connect a confirmed working transducer to control
board socket.
6.
Set sprayer ON and control knob to 1/2 turn
clockwise. If sprayer runs, install new transducer.
Replace control board if sprayer does not run.
7.
Check transducer resistance with ohmmeter (less
than 9k ohm between red and black wires and 3-6k
ohm between green and yellow wires).
311365J
Troubleshooting
TYPE OF PROBLEM
Sprayer does not run at all
Digital display shows E=05
Control board status light blinks
5 times repeatedly
WHAT TO CHECK
HOW TO CHECK
Control is commanding motor to run 1.
but motor shaft does not rotate.
Possibly locked rotor condition, an
open connection exists between
2.
motor and control, there is a
problem with motor or control board,
or motor amp draw is excessive.
3.
Remove pump and try to run sprayer. If motor runs,
check for locked or frozen pump or drive train.
If sprayer does not run, continue to step 2.
Set sprayer to OFF and disconnect power to
sprayer.
Disconnect motor connector(s) from control board
socket(s). Check that motor connector and control
board contacts are clean and secure. If contacts
are clean and secure, continue to step 4.
4.
Set sprayer to OFF and spin motor fan 1/2 turn.
Restart sprayer. If sprayer runs, replace control
board. If sprayer does not run, continue to step 5.
5.
Perform Spin Test: Test at large 4-pin motor field
connector. Disconnect fluid pump from sprayer. Test
motor by placing a jumper across pins 1 & 2. Rotate
motor fan at about 2 revolutions per second. A cogging
resistance to motion should be felt at the fan.
The motor should be replaced if no resistance is felt.
Repeat for pin combinations 1 & 3 and 2 & 3. Pin 4
(the green wire) is not used in this test. If all spin test
is positive, continue to step 6.
Green Blue Red Black
STEP 1:
Green Blue Red Black
STEP 2:
Green Blue Red Black
STEP 3:
311365J
15
Troubleshooting
TYPE OF PROBLEM
Sprayer does not run at all
Digital display shows E=05
Control board status light blinks
5 times repeatedly
WHAT TO CHECK
Control is commanding motor to run 6.
but motor shaft does not rotate.
Possibly locked rotor condition,
an open connection exists between
motor and control, there is a problem
with motor or control board, or
7.
motor amp draw is excessive.
HOW TO CHECK
Perform Field Short Test: Test at large 4-pin motor
field connector. There should not be continuity from
pin 4, the ground wire, and any of the remaining
3 pins. If motor field connector tests fail,
replace motor.
Check Motor Thermal Switch: Unplug thermal wires.
Set meter to ohms. Meter should read the proper
resistance for each model (see table below).
100k ohm
-
ti13140a
Resistance Table:
Series B
16
Series A
695
0 ohms
100k ohms
795
2k ohms
100k ohms
1095
3.9k ohms
100k ohms
MARK V
3.9k ohms
100k ohms
311365J
Troubleshooting
TYPE OF PROBLEM
WHAT TO CHECK
HOW TO CHECK
NOTE: Motor must be cooled down for the test.
Allow sprayer to cool. If sprayer
runs when cool, correct cause of
1. Check thermal device connector (yellow wires)
overheating. Keep sprayer in cooler
at control board.
location with good ventilation. Make
sure motor air intake is not blocked. 2. Disconnect thermal device connector from control
If sprayer still does not run, follow
board socket. Make sure contacts are clean and
secure.
Control board status light blinks Step 1.
6 times repeatedly
3. Measure resistance of the thermal device. If reading
Sprayer does not run at all
Digital display shows E=06
is not correct, replace motor.
Check Motor Thermal Switch: Unplug thermal wires.
Set meter to ohms. Meter should read the proper
resistance for each model (see table below).
100k ohm
-
ti13140a
Resistance Table:
Sprayer does not run at all
Digital display shows E=09
Control board status light blinks
9 times repeatedly
Sprayer does not run at all
Digital display shows E=10
Control board status light blinks
10 times repeatedly
311365J
Check the connections. Control
is not receiving a motor position
sensor signal
695
0 ohms
795
2k ohms
1095
3.9k ohms
MARK V
3.9k ohms
4.
Reconnect thermal device connector to control
board socket. Connect power, turn sprayer ON and
control knob 1/2 turn clockwise. If sprayer does not
run, replace control board.
1.
Turn power OFF.
2.
Disconnect motor position sensor and inspect for
damage at connectors.
3.
Reconnect sensor.
4.
Turn power ON. If error continues, replace motor.
Check to see if control board is over 1.
heating.
2.
Make sure motor air intake is not blocked.
Make sure fan has not failed.
3.
Make sure control board is properly connected
to back plate and that conductive thermal paste
is used on power components.
4.
Replace control board.
5.
Replace motor.
17
Troubleshooting
Sprayer Will Not Shut Off
1. Relieve Pressure, page 9. Leave prime valve open
and power switch OFF.
2. Remove control box cover so the control board
status light can be viewed if available.
Troubleshooting Procedure
Plumb pressure gauge into paint
hose, plug sprayer in, and turn power
switch ON. Does sprayer reach or exceed its maximum pressure?
NO
Mechanical problem: See the proper
fluid pump manual for the sprayer for
further trouble shooting procedures.
YES
Unplug the transducer from control
board. Does motor stop running?
NO
Replace the control board.
YES
Bad transducer. Replace and test
with a new one.
18
311365J
Troubleshooting
Sprayer Will Not Run
(See following page for steps)
Remove control box cover. Turn
sprayer ON. Observe control
board status light on control
board (see page 13).
No light
Once
Normal operation
Light on
Control board
Continuously commanding
motor to run
Flashing
See Step 1. Do
you have over
100 AC volts?
NO
See Step 2. Do
you have over
100 AC volts?
NO
Repair or
replace
power cord.
YES
See Error Code
section for further
troubleshooting
Replace the
ON/OFF switch.
YES
See Step 3. Is the
proper reading present through the thermal switch wires?.
NO
If motor is hot, let cool and retest. If Step 4 still shows incorrect resistance, replace motor.
The motor has a defective
thermal device.
YES
See step 4. Does
the motor run?
NO
Connect a test
transducer to the
board. Does the
motor run?
NO
YES
YES
Replace
potentiometer.
Pressure switch.
311365J
Replace the
control board.
Replace the
transducer
19
Pressure Control Board
Pressure Control Board
100 - 120 Vac North American and Japan/Taiwan Motor Control Board
Removal
Relieve pressure; page 9. Wait 5 minutes before
servicing.
1. Remove four screws (38) and cover (96).
Installation
1. Use Acetone or equivalent solvent to
thoroughly remove thermal paste from the
pockets of the Powerbar.
2. Apply thermal compound:
a. For 2 capacitor boards and 6 capacitor
boards with the Powerbar shown in Figure
1 below, apply a small amount of thermal
compound 15U114 or 110009 (5) to shaded
component areas on rear of motor control
board (52).
2. Disconnect display connector (A) from motor
control board.
3. Remove bottom two screws (39) and allow
control panel (68) to hang down freely.
5
4. Disconnect control board power lead(s) (D)
from ON/OFF switch (33) and motor control
board (52).
52
5. Disconnect potentiometer connector (C) from
motor control board.
6. Disconnect WatchDog (49) switch connector
(X) from motor control board.
7. Disconnect 15/20A switch (178) (1595 model
only).
8. Disconnect transducer connector (E) from
motor control board.
9. Disconnect motor connectors (F, G, and H)
from motor control board.
10. Remove motor shroud. Disconnect and remove
wiring from baffle.
ti17334a
Figure 1
b.
For 6 capacitor boards with the Powerbar
shown in Figure 2 below, apply a small
amount of thermal compound 15U114 or
110009 (5) into both pockets of the Powerbar (69) and scrape across the pocket with
the provided scraper so an even layer is
remaining in the pocket.
5
11. Remove nut and screw (88) and disconnect
ground wire (87). Disconnect coil connector
(Y). Remove coil (81).
12. Remove top two screws (39) and control box
(61).
13. Remove six screws (27), two screws (102) and
control board.
69
ti14693a
Figure 2
NOTICE
To reduce risk of motor control board failure, do
not overtighten screws (102) which can damage
the electric components.
20
311365J
Pressure Control Board
3. Install six screws (27), two screws (102) and
motor control board.
9. Connect transducer connector (E) to motor
control board.
4. Install and torque two screws (102) to values in
illustration. Install motor control board (52) with
six screws (27). Torque to 9-11 in-lb (1.02 1.24 N•m).
10. Connect 15/20A switch (178) (1595 model
only).
5. Connect motor connectors, (F, G and H) to
motor control board.
12. Connect WatchDog (49) switch connector (X)
to motor control board.
6. Reconnect and install wiring in baffle. Install
motor shroud.
13. Connect potentiometer connector (C) to motor
control board.
7. Install control box (61) with top two screws
(39).
14. Install control panel (68) with two screws (39).
8. Install coil (81) and tighten screw and nut (88).
Tighten ground wire screw (87) and coil
connector (Y).
311365J
11. Connect motor control board power lead(s) (D)
to ON/OFF switch (33).
15. Connect display connector (A) to motor control
board.
16. Install cover (96) with four screws (38).
21
Pressure Control Board
100 - 120 Vac North American
and Japan/Taiwan
F
81
88
87
H
G
69
Tighten 2 screws
to 14-17 in-lb
27
102
Y
88
61
A
178
B
F
C
A
52
E
40
96
38
33
D
E
39
86
20
49
82
C
67
82
34 115
X
68
39
49
ti12994b
22
311365J
Pressure Control Board
240 Vac Motor Control Board
Removal
Relieve pressure; page 9. Wait 5 minutes before
servicing.
1. Remove all four screws (38) and cover (96).
2. Disconnect display connector (A) from motor
control board (52).
3. Remove bottom two screws (39). disconnect
potentiometer connector (C) from motor control
board (52). Disconnect power cord connectors
(D) and filter board connectors (J) from
ON/OFF switch (33) and remove control panel
(68).
Installation
1. Use Acetone or equivalent solvent to
thoroughly remove thermal paste from the
pockets of the Powerbar.
2. Apply thermal compound:
a. For 2 capacitor boards and 6 capacitor
boards with the Powerbar shown in Figure
1 below, apply a small amount of thermal
compound 15U114 or 110009 (5) to shaded
component areas on rear of motor control
board (52).
5
52
4. Disconnect WatchDog switch connector (X)
from motor control board.
5. Disconnect motor control board power
connectors (K) from filter board (146).
6. Remove top two screws (39) and control box
(61).
7. Disconnect transducer connector (E) from
motor control board.
8. Disconnect motor connectors (F, G and H) from
motor control board.
9. Remove motor shroud disconnect and remove
wiring from baffle.
ti17334a
Figure 1
b. For 6 capacitor boards with the powerbar
shown in Fig. 2 below, apply a small
amount of thermal compound 15U114 or
110009 (5) into both pockets of the Powerbar (69) and scrape across the pocket with
the provided scraper so an even layer is
remaining in the pocket
5
10. Remove six screws (27), two screws (102) and
control board.
69
ti14693a
Figure 2
NOTICE
To reduce risk of motor control board failure, do
not overtighten screws (102) which can damage
the electric components.
311365J
23
Pressure Control Board
3. Install two screws (102), six screws (27) and
control board.
9. Install control box (61) with top two screws
(39).
4. Install and torque two screws (102) to values in
illustration on page 25. Install motor control
board (52) with six screws (27). Torque to 9-11
in-lb (1.02 - 1.24 N•m).
10. Connect filter board power connectors (J) and
power cord connectors (D) to ON/OFF switch
(33).
5. Connect motor connectors (F, G and H) to
motor control board.
6. Reconnect wiring and install onto baffle. Install
motor shroud.
11. Connect potentiometer connector (C) to motor
control board.
12. Connect WatchDog switch (X) to motor control
board.
13. Install control panel (68) with two screws (39).
7. Connect transducer connector (E) to motor
control board.
14. Connect display connector (A) to motor control
board (52).
8. Connect motor control board power connectors
(K) to filter board (146).
15. Install cover (96) with four screws (38).
24
311365J
Pressure Control Board
240 Vac Filter Board
Relieve pressure; page 9.
Removal
Installation
1. Remove four screws (38) and cover (96).
1. Install filter board (146) with four screws (163).
2. Disconnect display connector (A) from motor
control board (52).
2. Connect motor control board power connectors
(K) to filter board (146).
3. Remove bottom two screws (39). disconnect
potentiometer connector (C) from motor control
board (52). Disconnect power cord connectors
(D) and filter board connectors (J) from
ON/OFF switch (33) and remove control panel
(68).
3. Connect filter board power connectors (J) to
top two terminals of ON/OFF switch (33) and
power cord connectors (D) to bottom two
terminals of ON/OFF switch.
4. Connect potentiometer connector (C) to motor
control board (52).
4. Disconnect WatchDog switch connector (X)
from motor control board.
5. Connect WatchDog switch (X) to motor control
board.
5. Disconnect motor control board power
connectors (K) from filter board (146).
6. Install control panel (68) with two screws (39).
7. Connect display connector (A) to motor control
board (52).
6. Remove four screws (163) from filter board
(146).
8. Install cover (96) with four screws (38).
69
Tighten 2 screws
to 14-17 in-lb
(1.58-1.92 N•
102
240 Vac
27
F
H
G
52
146
61 K
A
C
163
A
96
38
33
J
E
39
E
39
C
82
68
80
20
67
82
34
115
X
ti12995b
311365J
25
Pressure Control Board
110 Vac U.K. Motor Control Board
Removal
Relieve pressure; page 9. Wait 5 minutes before
servicing.
Installation
1. Use Acetone or equivalent solvent to
thoroughly remove thermal paste from the
pockets of the Powerbar.
2. Apply thermal compound:
a. For 2 capacitor boards and 6 capacitor
1. Remove four screws (38) and cover (96).
2. Disconnect display connector (A) from motor
control board.
3. Remove bottom two screws (39) and allow
control panel (68) to hang down freely.
boards with the Powerbar shown in Figure
1 below, apply a small amount of thermal
compound 15U114 or 110009 (5) to shaded
component areas on rear of motor control
board (52).
4. Disconnect control board power lead(s) (D)
from ON/OFF switch (33) and motor control
board (52).
5
52
5. Disconnect potentiometer connector (C) from
motor control board.
6. Disconnect WatchDog (49) switch connector
(X) from motor control board.
ti17334a
7. Disconnect 15/20A switch (178) (1595 model
only).
8. Disconnect transducer connector (E) from
motor control board.
9. Disconnect motor connectors (F, G, and H)
from motor control board.
10. Remove motor shroud. Disconnect and remove
wiring from baffle.
Figure 1
b. For 6 capacitor boards with the powerbar
shown in Fig. 2 below, apply a small
amount of thermal compound 15U114 or
110009 (5) into both pockets of the Powerbar (69) and scrape across the pocket with
the provided scraper so an even layer is
remaining in the pocket
11. Remove nut and screw (88) and disconnect
ground wire (87). Disconnect coil connector
(Y). Remove coil (81).
5
12. Remove top two screws (39) and control box
(61).
13. Remove six screws (27), two screws (102) and
control board.
69
ti14693a
Figure 2
NOTICE
To reduce risk of motor control board failure, do
not overtighten screws (102) which can damage
the electric components.
26
311365J
Pressure Control Board
3. Install two screws (102), six screws (27) and
control board.
9. Connect transducer connector (E) to motor
control board.
4. Install and torque two screws (102) to values in
illustration. Install motor control board (52) with
six screws (27). Torque to 9-11 in-lb (1.02 1.24 N•m).
10. Connect 15/20A switch (178) (1595 model
only).
5. Connect motor connectors, (F, G and H) to
motor control board.
12. Connect WatchDog (49) switch connector (X)
to motor control board.
6. Reconnect and install wiring in baffle. Install
motor shroud.
13. Connect potentiometer connector (C) to motor
control board.
7. Install control box (61) with top two screws
(39).
14. Install control panel (68) with two screws (39).
8. Install coil (81) and tighten screw and nut (88).
Tighten ground wire screw (87) and coil
connector (Y).
311365J
11. Connect motor control board power lead(s) (D)
to ON/OFF switch (33).
15. Connect display connector (A) to motor control
board.
16. Install cover (96) with four screws (38).
27
Pressure Control Board
110 Vac U.K. Filter Board
Relieve pressure; page 9. Wait 5 minutes before
servicing.
Removal
Installation
1. Remove four screws (38) and cover (96).
2. Disconnect display connector (A) from motor
control board (52).
3. Remove bottom two screws (39). Disconnect
potentiometer connector (C) from motor control
board (52). Disconnect filter board connector
(J) and power cord connector (D) from ON/OFF
switch (33). Remove control panel (68).
4. Disconnect motor board control power
connectors (K) from filter board (146).
Disconnect filter connector (L) from power cord
connector (L).
5. Remove four screws (163) from filter board
(146).
1. Connect motor control board power connectors
(K) to filter board (146). Connect filter
connector (L) to power cord connector (L).
2. Install filter board (146) with four screws (163).
3. Connect filter board power connector (J) and
power cord connector (D) to ON/OFF switch
(33).
4. Connect potentiometer connector (C) to motor
control board (52).
5. Install control panel (68) with two screws (39).
6. Connect display connector (A) to motor control
board (52).
7. Install cover (96) with four screws (38).
28
311365J
Pressure Control Board
110 Vac U.K.
Tighten 2 screws
to 14-17 in-lb
(1.58-1.92 N•
F
G
69
146
163
27
102
61
A
H
C
96
J
38
33
D
52
E
39
E
80
20
39
68
82
82
115
67
34
X
ti12996b
311365J
29
Pressure Control Board
Pressure Adjust Potentiometer
Removal
Installation
Relieve pressure; page 9. Wait 5 minutes before
servicing.
1. Install gasket (115), nut and potentiometer (82)
on control panel (68). Torque nut to 30-35 in-lb
(3.38 - 3.95 N•m).
68
1. Remove four screws (38) and cover (96).
82
96
82
115
38
ti13493a
2. Disconnect potentiometer connector (C) from
motor control board (95).
ti12998a
2. Install pressure control knob (34): Check
pressure control knob alignment to
potentiometer shaft. Turn shaft fully clockwise
and attach knob in full ON position with a hex
wrench.
95
34
ti7258a
C
ti12997a
3. Remove pressure control knob (34) with a hex
wrench.
34
3. Connect potentiometer connector (C) to motor
control board.
95
ti7258a
C
ti12997a
4. Remove gasket (115), nut and potentiometer
(82) from control panel (68).
4. Install cover (96) with four screws (38).
68
96
82
115
30
82
ti12998a
38
ti13493a
311365J
Pressure Control Board
Pressure Control Transducer
Removal
4. Remove four screws (39) and control box (61).
Allow control panel (68) to hang down freely.
Relieve pressure; page 9. Wait 5 minutes before
servicing.
ti7458a
1. Remove four screws (38) and cover (96).
68
39
ti13494a
61
96
38
ti13493a
2. Disconnect transducer connector (E) from
motor control board (95).
5. Remove grommet (40) from control box then
remove transducer (86) and o-ring (20) from
filter base (67).
ti7260a
67
40
E
86
20
95
ti12999a
3. Disconnect potentiometer connector (C) from
motor control board.
ti13495a
6. Remove grommet (40) from transducer and
save for reuse.
40
ti13495a
ti12997a
311365J
C
31
Pressure Control Board
Installation
1. Install o-ring (20) and transducer (86) in filter
base (67). Torque to 35-45 ft-lb (47-61 N•m).
Install grommet onto transducer (86) and
transducer into control box.
3. Install control box (61) and control panel (68)
with four screws (39).
ti7458a
40
67
ti7447a
39
61
ti13494a
68
86
20
4. Connect potentiometer connector (C) to motor
control board.
ti13496a
2. Connect transducer connector (E) to motor
control board (95).
C
E
ti12997a
95
5. Install cover (96) with four screws (38).
ti12999a
96
38
32
ti13493a
311365J
Notes
Notes
311365J
33
Drive and Bearing Housing Replacement
Drive and Bearing Housing Replacement
NOTICE
Do not drop gear cluster (89) when removing
drive housing (90). Gear cluster may stay
engaged in motor front end bell or drive
housing.
Disassembly
Assembly
Make sure gear (89) and thrust washers (28, 30,
90a, 36; see page 29) are in place. Brush grease
onto gear teeth.
Relieve pressure; page 9.
1. Remove screw (31), two nuts (24), pail hanger
(55) and pump rod cover (108).
2. Remove pump (91); see Displacement Pump
Replacement, page 38 (695/795) page 40
(1095/1595/Mark V).
3. Remove two screws (158) and shroud (72).
4. Remove four screws (31) and front cover (51).
5. Remove four screws (14) and washers (12) to
remove bearing housing (83) and connecting
rod (85).
6. Remove five screws (6) and pull drive housing
(90) off motor (84).
34
1. Push drive housing (90) onto motor (84) and
install with five screws (6). Torque to 190-210
in-lb (21-23 N•m).
2. Install bearing housing (83) with four screws
(14) and washers (12). Torque to 25-30 ft-lb
(34-40 N•m).
3. Install front cover (51) with four screws (31).
4. Install shroud (72) with two screws (158).
5. Install pump (91); see Displacement Pump
Replacement, page 38 (695/795) page 40
(1095/1595/Mark V).
6. Install pump rod cover (108) and pail hanger
(55) with screw (31) and two nuts (24).
311365J
Drive and Bearing Housing Replacement
72
158
84
51
90
6
31
85
12 14
83
24
31
108
55
91
ti13000a
311365J
35
Motor Replacement
Motor Replacement
Removal
10. Remove motor wires from baffle 278075 and
remove baffle.
11. Remove two screws (23) and nuts (19) on side
opposite control.
Relieve pressure; page 9.
1. Remove pump (91); see Displacement Pump
Replacement, page 38 (695/795) page 40
(1095/1595/Mark V).
NOTICE
Do not drop gear cluster (89) when removing
drive housing (90). Gear cluster may stay
engaged in motor front end bell or drive housing.
2. Remove drive housing (90); see Drive
Housing Replacement, page 34.
3. Remove shroud (58).
4. Remove four screws (38) and control cover
(96).
5. Remove bottom two screws (39) and allow
control panel (68) to hang down freely.
6. Disconnect all three motor connectors from
motor control board (52).
7. Disconnect motor leads.
8. Remove top two screws (39) and control
housing (61).
9. Remove strain relief (29) from motor wires and
power bar plate (69).
36
12. Loosen two nuts (19) on side near control and
remove motor (84) from cart frame (62).
Installation
1. Slide new motor (84) under two screws (23) in
cart frame (62) near control.
2. Install two screws (23) and nuts (19) on motor
side opposite control.
3. Install baffle and connect motor wires.
4. Tighten all four screws (23) and nuts (19).
torque nuts to 115-135 in-lb (13-15 N•m).
5. Install strain relief (29) onto motor wires and
into power bar plate (69).
6. Install control housing (61) with top two screws
(39).
7. Connect motor leads.
8. Connect all three motor connectors to motor
control board (52).
9. Install control panel (68) with two screws (39).
10. Install control cover (96) with four screws (38).
11. Install drive housing (90); see Drive Housing
Replacement, page 34.
12. Install pump (91); see Displacement Pump
Replacement, page 38 (695/795) page 40
(1095/1595/Mark V).
311365J
Motor Replacement
158
62
58
84
36
61
19
90a
90
28
158
51
96
89
39
6
30
12
14
31
68
23
19
90
6
12
14
91
ti13001a
311365J
37
Displacement Pump Replacement for 695/795
Displacement Pump Replacement for 695/795
See pump manual 310643 or 310894 for pump
repair instructions.
OFF and unplug power cord. Push up retaining
ring (43) and push pump pin out.
44
See manual 311362, 311363, or 311364 for
applicable sprayer part number references.
ti7168a
Removal
43
Relieve pressure; page 9. Wait 5 minutes before
servicing.
4. Remove suction tube (76), hose (94) and any
washers and o-rings.
1. Flush pump.
2. Remove screw (31) and slide pump rod shield
(108) forward.
5. Loosen pump jam nut (56). Unscrew pump.
94
31
ti7170a
108
3. Cycle pump in JOG mode until pump pin (44) is
in position to be removed. Turn power switch
38
ti7167a
56
76
311365J
Displacement Pump Replacement for 695/795
Installation
2. Install pump pin (44). Verify retaining spring
(43) is in groove of connecting rod (85).
3. Push pump up until pump threads engage.
If pump pin works loose, parts could break off
due to force of pumping action. Parts could
project through the air and result in serious
injury or property damage.
4. Screw in pump until threads are flush with drive
housing opening. Align pump outlet to back.
5. Install washers, o-rings and suction tube (76)
and hose (94).
6. Screw jam nut (56) up onto pump until nut
stops. Tighten jam nut by hand, then tap 1/8 to
1/4 turn with a 20 oz (maximum) hammer to
approximately 75± 5 ft-lb (102 N•m).
NOTICE
If the pump jam nut loosens during operation,
the threads of the drive housing will be
damaged.
7. Install pump rod shield (108) with screw (31).
8. Fill packing nut with Graco TSL until fluid flows
onto top of seal.
1. Extend pump piston rod 1.5 in. Apply grease to
top of pump rod at (A) or inside connecting rod.
1.5 in.
A
ti7169a
ti7171a
311365J
39
Displacement Pump Replacement 1095/1595/Mark V
Displacement Pump Replacement 1095/1595/Mark V
Removal
7. Ratchet open pump door.
a. Ratchet pump door forward.
See Skin Injection Hazard; page 6.
1. Flush pump.
2. Stop pump with piston rod in its lowest position.
ti6373a
3. Do Pressure Relief, page 9.
4. Separate drain hose from sprayer.
b. Twist latch u-bolt out of pump door recess.
ti7326a
c. Place u-bolt on pump door outer edge.
d. If pump door is stuck, do steps e, f, and 8,
otherwise go to step 9.
e. Twist latch u-bolt back from pump door
outer edge.
ti6374a
5. Disconnect paint hose from pump.
ti6300a
f. Place u-bolt on pump door protrusion.
6. Raise latch lock. Push latch open.
ti6369a
ti6375a
ti6370a
40
311365J
Displacement Pump Replacement 1095/1595/Mark V
8. Ratchet pump door forward.
Installation
ti6377a
1. Adjust piston rod with pin holder to pull out
piston rod. Tap piston rod on hard surface to
push in piston rod.
2. Push pump collar flush with bearing housing
ledge to be able to close pump door.
ti6325a
9. Open pump door.
ti7331a
ti5492a
3. Slide pump into connecting rod. Push pump pin
until it is fully retained.
Note: Pin will snap into position.
ti6378a
10. Pull out pump pin and place in pin holder.
ti7328a
ti7327a
311365J
41
Displacement Pump Replacement 1095/1595/Mark V
4. Close pump door and rotate latch into position.
Do not tighten latch.
6. Tighten latch and rotate latch lock into locked
position.
ti7329a
ti6313a
ti6204a
TI6312a
7. Attach drain hose to sprayer.
5. Rotate pump to align with paint hose. Connect
paint hose and hand tighten to 70 in-lb.
ti6299a
ti7330a
8. Fill pump with Graco TSL until fluid flows onto
top of seal.
ti5493a
42
311365J
Wiring Diagram
Wiring Diagram
695/795 Lo-Boy Series B; 695 Hi-Boy Series D;
795 Hi-Boy Series C; 1095/1595/Mark V Series B
Motor
ti7346a
green/ground
ON/OFF
Switch
Black +
Digital Display
Power Plug
white
Black
green/ground
Pressure
Transducer
14A 10A
Switch
1595/MARK V
Potentiometer
Watchdog
311365J
43
Wiring Diagram
Wiring Diagram
695/795 Lo-Boy Series B; 695 Hi-Boy Series D;
795 Hi-Boy Series C; 1095/1595/Mark V Series B
Digital Display
Potentiometer
Motor
Pressure
Transducer
ON
Black
Dip Switch
Watchdog
20A 15A
1595 Switch
ti12980a
green/ground
ON/OFF
Switch
Black
white
Black +
Power Plug
green/ground
44
311365J
Wiring Diagram
Wiring Diagram
UltraMax II: 695/795 Lo-Boy Series B; 695 Hi-Boy Series D;
795 Hi-Boy Series C; 1095/Mark V Series B
(Models with only TWO large capacitors on control board)
Motor
ti7523a
green/ground
ON/OFF
Switch
Black +
Digital Display
Power Plug
white
green/ground
Japan/Taiwan
Models
Pressure
Transducer
Potentiometer
Watchdog
Motor
ti7347a
Black
green/ground
Blue
175
Blue
Brown
Blue
ON/OFF
Switch
UK
Models
Digital Display
green/ground
Black
Pressure
Transducer
Brown +
Watchdog
Power Plug
311365J
45
Wiring Diagram
Wiring Diagram
UltraMax II: 695/795 Lo-Boy Series B; 695 Hi-Boy Series D;
795 Hi-Boy Series C, 1095/Mark V Series B
(Models with SIX large capacitors on control board)
Potentiometer
Thermal
Switch
Digital Display
Pressure
Transducer
Motor
Black
ON
Dip Switch
AutoClean
Motor
Leads
Watchdog
Motor
Sensor
Leads
green/ground
ON/OFF
Switch
Black
white
ti13484a
Black +
Power Plug
green/ground
Japan/Taiwan Models
Thermal
Switch
Digital Display
Potentiometer
Pressure
Transducer
Motor
Black
ON
Dip Switch
AutoClean
Motor
Leads
Watchdog
Motor
Sensor
Leads
Blue
Black
UK Models
Blue
ti13485a
Brown
Blue
ON/OFF
Switch
Brown +
green/ground
46
Power Plug
311365J
Notes
Notes
311365J
47
Graco Standard Warranty
Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in
material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty
published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by
Graco to be defective. This warranty applies only when the equipment is installed, operated and maintained in accordance with Graco’s written
recommendations.
This warranty does not cover, and Graco shall not be liable for general wear and tear, or any malfunction, damage or wear caused by faulty
installation, misapplication, abrasion, corrosion, inadequate or improper maintenance, negligence, accident, tampering, or substitution of
non-Graco component parts. Nor shall Graco be liable for malfunction, damage or wear caused by the incompatibility of Graco equipment with
structures, accessories, equipment or materials not supplied by Graco, or the improper design, manufacture, installation, operation or
maintenance of structures, accessories, equipment or materials not supplied by Graco.
This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of
the claimed defect. If the claimed defect is verified, Graco will repair or replace free of charge any defective parts. The equipment will be returned
to the original purchaser transportation prepaid. If inspection of the equipment does not disclose any defect in material or workmanship, repairs
will be made at a reasonable charge, which charges may include the costs of parts, labor, and transportation.
THIS WARRANTY IS EXCLUSIVE, AND IS IN LIEU OF ANY OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE.
Graco’s sole obligation and buyer’s sole remedy for any breach of warranty shall be as set forth above. The buyer agrees that no other remedy
(including, but not limited to, incidental or consequential damages for lost profits, lost sales, injury to person or property, or any other incidental or
consequential loss) shall be available. Any action for breach of warranty must be brought within two (2) years of the date of sale.
GRACO MAKES NO WARRANTY, AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE, IN CONNECTION WITH ACCESSORIES, EQUIPMENT, MATERIALS OR COMPONENTS SOLD BUT NOT
MANUFACTURED BY GRACO. These items sold, but not manufactured by Graco (such as electric motors, switches, hose, etc.), are subject to
the warranty, if any, of their manufacturer. Graco will provide purchaser with reasonable assistance in making any claim for breach of these
warranties.
In no event will Graco be liable for indirect, incidental, special or consequential damages resulting from Graco supplying equipment hereunder, or
the furnishing, performance, or use of any products or other goods sold hereto, whether due to a breach of contract, breach of warranty, the
negligence of Graco, or otherwise.
FOR GRACO CANADA CUSTOMERS
The Parties acknowledge that they have required that the present document, as well as all documents, notices and legal proceedings entered into,
given or instituted pursuant hereto or relating directly or indirectly hereto, be drawn up in English. Les parties reconnaissent avoir convenu que la
rédaction du présente document sera en Anglais, ainsi que tous documents, avis et procédures judiciaires exécutés, donnés ou intentés, à la suite
de ou en rapport, directement ou indirectement, avec les procédures concernées.
Graco Information
For the latest information about Graco products, visit www.graco.com.
For patent information, see www.graco.com/patents.
TO PLACE AN ORDER, contact your Graco distributor or call 1-800-690-2894 to identify the nearest distributor.
All written and visual data contained in this document reflects the latest product information available at the time of publication.
Graco reserves the right to make changes at any time without notice.
2ULJLQDOLQVWUXFWLRQV This manual contains English. MM 311365
Graco Headquarters: Minneapolis
International Offices: Belgium, China, Japan, Korea
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441
Copyright 2005, Graco Inc. is registered to ISO 9001
www.graco.com
Revised J August 2014